IRC 37-2012 Venkats Presentation on FlexiblePavement Design SoftCopy

8/10/2019 IRC 37-2012 Venkats Presentation on FlexiblePavement Design SoftCopy

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IRC:37-2012

VENKATS PRESENTATION on

DESIGN of FLEXIBLE PAVEMENTS

V VENKATA NARA!ANA

DEP"T! EXEC"TIVE ENGINEER #R$B%&

''n()*(+,./o*.o)n

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F). 4 .)56. ,6 fo (6 En*)n66. +6 '6.65 +)( IRC:37:2001

A,68 9,n .) (6 f). 4 .)56.

1% DESIGN PRINCIPLE ::

) IRC:37-2012 :: APPROACH of DESIGN : !ECHANIS"IC E!PIRICA# . "$affi% &'( )sa : D*sign #if* #asts till whi%h *v*$ following ta+*s pla%* *a$li*$.

,A"IG-E CRACING in /it0)ino0s s0$fa%ing li)it* to &(2 of pav*)*nt a$*a oR-""ING in Pav*)*nt $*a%h* t*$)inal $0tting 3&( ))4 in &(2 of l*ngth.

"$affi% '(15( )sa : D*sign #if* #asts till whi%h *v*$ following ta+*s pla%* *a$li*$.

,A"IG-E CRACING in /it0)ino0s s0$fa%ing li)it* to 1(2 of pav*)*nt a$*a oR-""ING in Pav*)*nt $*a%h* t*$)inal $0tting 3&( ))4 in 1(2 of l*ngth.

)) IRC:37-2001 ::

APPROACH of DESIGN : !ECHANIS"IC E!PIRICA# . "$affi% 115( )sa : D*sign #if* #asts till whi%h *v*$ following ta+*s pla%* *a$li*$.

,A"IG-E CRACING in /it0)ino0s s0$fa%ing li)it* to &(2 of pav*)*nt a$*a oR-""ING in Pav*)*nt $*a%h* t*$)inal $0tting 3&( ))4 in &(2 of l*ngth.

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IRC:37 2012 vis-a-vis IRC:37-2001


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2% PAVEMENT COMBINATIONS ::

IRC:'6&(1& : FIVE 5)ff66n COMBINATIONS ::

S0$fa%ing with /it0)*n an

/as*s an S0b/as*s with 0nbo0n an bo0n )at*$ials 3 C*)*ntitio0s4 . IRC:'6&((1 : ONL! ONE COMBINATION ::

S0$fa%ing with /it0)*n an

/as*s an S0b/as*s with 0nbo0n )at*$ials.

3% S!STEM of "NITS :: IRC:'6&(1& : IS S7S"E!.

IRC:'6&((1 : CGS S7S"E! .

4% PAVEMENT DESIGN PROCED"RES :: IRC:'6&(1& : "8O P$o%*0$*s 1% ".)n* IITPAVE $ 2% D6.)*n C(,. $C,,o*86.

IRC:'6&((1 : ONE P$o%*0$*s -sing D*sign Cha$ts 9 Catalog0*s .

;% ANN"AL TRAFFIC GRO


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% PAVEMENT LA!ER T=ICKNESS )n B,.6 $ S8/- /,.6 ,6 9o/)n,)on. ::

) TOTAL T=ICKNESSES :: IRC:'6&(1& : !in:'


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COMPONENTS OF ROAD

G.L

SUBGRADE

EMBANKMENT

PAVEMENT

SHOULDERCARRIAGEWAY

ROAD WAY

FORMATION

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PAVEMENTS

Pav*)*nt : Pav*)*nt is a st$0%t0$*.1. It %onsists of s0p*$i)pos* lay*$s of s*l*%t* an

p$o%*ss* )at*$ials.

&. It is pla%* on a S0b g$a*.

'. It s0ppo$ts th* appli* t$affi% loas an ist$ib0t*s th*)to th* soil fo0nation.



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ESSENTIL REQUIEMENT OF PAVEMENTS

14 S"R-C"-RA# PER,OR!ANCE

A PAE!EN" SHO-#D /E

3i4 STRONG *no0gh to $*sist th* st$*ss*s i)pos* on it an 3ii4 T=ICK *no0gh to ist$ib0t* th* *@t*$nal loas on th*

*a$th*n s0bg$a*.

&4 ,-NC"IONA# PER,OR!ANCE

A PAE!EN" SHO-#D HAE

3i4 R)5)n* 0ality=

3ii4 S0$fa%* f$i%tion fo$ .)5 $*sistan%*=

3iii4 #ow no).6 an 3iv4 Goo G6o6)9.



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iv) VE


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iv) VE


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iv) VE


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iv) VE


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D).)/8)on of 9o69), ,ff)9 / #ANE.

DIREC"ION.

N*%*ssa$y in a$$iving $*alisti% total *0ival*nt stana$ a@l* loa 0s* in *sign.

Types of Carriageways

Single Lane carriageway ( No median of divider).

Dual lane carriageway ( Wi! Median or Divider).

Types of Lanes

Single " Lane (only in #ingle carriageway).

Two $ Lane.

T!ree $ Lane (only in dual carriageway).

Four $ Lane .

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v) LANE !ISTRIUTION FACTOR


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100

7;

40

7;

>0

4;

SINGLE CARRIAGE


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SIN%L& ARRIA%&WA ROAD

Sno Num*er of Lane# Wid! L.D.F. (+)

, Single $ Lane -./ m ,00

1 Two $ Lane .00 m /

- Four $ Lane ,2.0 3,/.0 20

D4AL ARRIA%&WA ROAD

, Two $ Lane .0 5 .0 /

1 T!ree $ Lane ,0./ 5 ,0./ 60

- Four $ Lane ,2.0 5 ,2.0 2/

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2)1()1)(1( rPrrP +=++

)1( rP +

3)1()1)(1)(1( rPrrrP +=+++

ArPxrrrP

x=+=+++

)1()1)(1)(1(

PSuppose TRAFFIC in the year of CENSUS is (CVPD) - - - - - - - -

TRAFFIC after ONE year (CVPD) - - - - - - - - - - - - - - - - -

TRAFFIC after TO years (CVPD) --

TRAFFIC after T!REE years (CVPD) - - -

TRAFFIC after

"years (CVPD) - - -

----- -- - - - - - - - - - - - - - - - - - -- - - - - - - - - --------------- - - - - - - - - - - - -- - - - - - - - - - - - - - - - -

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Es(i*a(i, / TRAFFIC- I,i(ia


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)1(**365 rA +

[ ]r

rA n

1)1(**365 +

Es(i*a(i, / TRAFFIC- C9*9a(iv

Suppose TRAFFIC in the year of CO#P$ETION is (CVPD) - - - - - -

TOTA$ nu%&er of 'ehies in SECOND year (CVPD)

CU#U$ATIVE TRAFFIC for n years (CVPD)(*y a++in, the TRAFFIC fro% FIRST to n th year)

A*365TOTA$ nu%&er of 'ehies in FIRST year (CVPD) -- - -

2)1(**365 rA +

)1()1(**365

+ nrATOTA$ nu%&er of 'ehies in .n th/ year (CVPD)

TOTA$ nu%&er of 'ehies in T!IRD year (CVPD)

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[ ]FDAN

r

r n

***1000000*

1)1(*365 +=

Es(i*a(i, / TRAFFIC = ASTRACT FORMULA

C2&2L6TIVE N2&5ER O3 ST6ND6RD 6LES TO 5EC6RRIED IN T/E DESIGN "ERIOD IN TER&S O3

*sa Miia, S(a,a A;s)

6 8 Initial Traffic$

r 8 Gro,th Rate$

D 8 Lane distri(ution factor$

n 8 Design life in -ears$

3 8 Vehicle Da+age 3actor$



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D6f)n))on :: It is th* top 5(( )) of ,OR!A"ION an is ,O-NDA"ION to th*

pav*)*nt.

"h* S0bg$a* is in infinit* lay*$ in %onta%t with th* g$o0n.

It sho0l b* w*ll %o)pa%t*.

"h* S0bg$a* is %onst$0%t* with #o%al )at*$ials 8itho0t stabiliKation o$

8ith stabiliKation 0sing stabiliK*$s. . D6n.) :: "h* DR7 DENSI"7 not l*ss than 1.65 g)F%%.

S6n*( :: "h* S"RENG"H of s0bg$a* is ass*ss* in t*$)s ofC/R 3 Califo$nia /*a$ing Ratio4.

M)n)8 "h* C/R sho0l b* fo0n on $*)ol* sa)pl*s in th* lab at th* w*a+*st %onition

0n*$ th* $oa aft*$ %onst$0%tion.

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SU#RA!E


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SU#RA!E

Co,9)on ::

6.( 2 of D$y *nsity a%hi*v* with h*avy %o)pa%tion

3!ODI,IED p$o%to$ *nsity4. ,o$ E@p$*ssways=

National Highways=

Stat* Highways=

!aLo$ Dist$i%t Roas=

Oth*$ H*avy t$affi%+* $oas.

6.( 2 of D$y *nsity a%hi*v* with no$)al %o)pa%tion

3S"ANDARD p$o%to$ *nsity4. R0$al $oas .



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"h* Califo$nia /*a$ing Ratio t*st is a p*n*t$ation t*st )*ant fo$ th*

*val0ation of S-/GRADE st$*ngth of $oas an pav*)*nts. It is an

E!PIRICA# t*st.

On* C/R val0* is *0al to av*$ag* of th$** sp*%i)*n t*sts. "h* t*st sho0l b* p*$fo$)* on $*)o0l* sa)pl*s in th* labo$ato$y.

"h* sa)pl* sho0l b* $*)o0l* at pla%*)*nt *nsity 9 )oist0$*

%ont*nt.

"h* )oist0$* %ont*nt sho0l b*

As%*$tain* f$o) %o)pa%tion %0$v* at lab o$

Can b* bas* on fi*l ata of *@isting ins*$vi%* pav*)*nts.

vvnhighways.blogspot.in '(

70

EXAMPLE 2

C/R of S0bg$a* 1( 2

C/R of E)ban+)*nt '2

Eff69)'6 CBR 70

EFFECTIVE CBR

!INI!-! ' 2

!AI!-! 152


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EFFECTIVE CR - VALUES

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PRINCIPLES / PAVEMENT !ESI#N

PAVEMENT MODEL

A ,l*@ibl* pav*)*nt is )o*l* as

an *lasti% )0ltilay*$ st$0%t0$*.

CRITICAL PARAMETERS FOR

PAVEMENT DESIGN

i. "*nsil* st$ain at th* botto) of

bit0)ino0s lay*$; CRACING.

ii. *$ti%al s0bg$a* st$ain on th*

top of s0bg$a* ; R-""ING D69)5)n* L)).CRACING in /it0)ino0s #ay*$s.

R-""ING in Non/it0)ino0s #ay*$s

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FATI#UE

D6f)n))on ::

,atig0* is th* w*a+*ning of a )at*$ial %a0s* by $*p*at*ly

appli* loas. It is th* p$og$*ssiv* an lo%aliK* st$0%t0$al a)ag* that

o%%0$s wh*n a )at*$ial is s0bL*%t* to %y%li% loaing.

"h* no)inal )a@i)0) st$*ss val0*s that %a0s* s0%h a)ag*)ay b* )0%h l*ss than th* st$*ngth of th* )at*$ial.

,atig0* o%%0$s wh*n a )at*$ial is s0bL*%t* to $*p*at*

loaing an 0nloaing.3"*)p*$at0$* also is a loa4.

vvnhighways.blogspot.in>'


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FATI#UE i, OTTOM La / i(9*i,9s Pav*,(

a, Fa(i.9 Li/

FATIG"E

8ith *v*$y loa $*p*tition= th* t*nsil* st$ain *v*lop* at th*

botto) of /it0)ino0s #ay*$ *v*lops )i%$o %$a%+s.

"h*s* !ICRO CRACS wi*n an p$opagat* to s0$fa%*

b*yon th* following a%%*ptabl* li)its.

"h* ph*no)*non +nown as ,A"IG-E 3o$ f$a%t0$*4 of th*

bit0)ino0s lay*$.

LIMITS

&( 2 of A$*a fo$ t$affi% 0p & to '( )sa.

1( 2 of A$*a fo$ t$affi% '( to 15( )sa.

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RUTTIN# i, PAVEMENT

R"TTING

R-""ING is th* p*$)an*nt *fo$)ation in pav*)*nt 0s0ally

o%%0$$ing longit0inally along th* wh**l path.

It )ay pa$tly b* %a0s* by *fo$)ation in th* s0bg$a* an

oth*$ nonbit0)ino0s lay*$s. "h* /it0)ino0s lay*$s )ay

0n*$go $0tting 0* to s*%ona$y %o)pa%tion.

E@%*ssiv* $0tting g$*atly $*0%*s th* s*$vi%*ability of th*

pav*)*nt.

LIMITS

&( )) in &( 2 of th* l*ngth fo$ t$affi% 0p to '( )sa.

&()) in 1( 2 of #*ngth fo$ t$affi% '( to 15( )sa.


!


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!si.,

"o li)it th* R-""ING an th* CRACING= th* pav*)*nt is *sign*

bas* on *lasti% b*havio$ of %o)pon*nt lay*$s.

1. R*sili*nt !o0l0s is th* )*as0$* of *lasti% b*havio0$ of

S8/*,56 ,n5 G,n8, /,.6..

R*sili*nt !o0l0s ofS8/*,56 *sti)at* f$o) C/R of S0bg$a*.

R*sili*nt !o0l0s of G,n8, /,.6. is *t*$)in* f$o) R*sili*nt

!o0l0s of S0bg$a*.

&. Elasti% !o0l0s is th* )*as0$* of st$*ngth ofBo8n5 S8/-/,.6..

Elasti% !o0l0s of /o0n S0bbas*s is *t*$)in* f$o) th* 0n%onfin*

%o)p$*ssiv* st$*ngth of th* )at*$ial.

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! i


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!si.,

'. ,l*@0$al st$*ngth is th* )*as0$* of st$*ngth ofBo8n5 B,.6.

,l*@0$al st$*ngth of /o0n /as*s is *t*$)in* f$o) th* 0n%onfin*

%o)p$*ssiv* st$*ngth of th* )at*$ial.

>. R*sili*nt !o0l0s if th* )*as0$* of *lasti% b*havio0$ of B)8)no8. L,6.

R*sili*nt !o0l0s of any /it0)ino0s )i@ %ont$oll* by th*

I. G$a* of bit0)*n 0s* anII. Ai$ t*)p*$at0$*.

D*sign %atalog0*s giving pav*)*nt %o)positions a$* p$*pa$* at '5(C

t*)p*$at0$*.


! i


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!si.,

1. "h* pa$a)*t*$s to a$*ss* in *sign of Pav*)*nt a$*

i. ,A"IG-E l*aing to CRACING an

ii. R-""ING.

&. ,A"IG-E #I,E.

i. S0b/as* "hi%+n*ss

ii. /as* "hi%+n*ss

iii. /it0)ino0s S0$fa%ings "hi%+n*ss.

'. R-""ING.

i. S0b/as* "hi%+n*ss

ii. /as* "hi%+n*ssiii. /it0)ino0s S0$fa%ings "hi%+n*ss an !i@ D*sign 0sing

high*$ vis%osity g$a* /it0)*n o$ !oifi* /it0)*n.

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E E


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T=E COMPONENTS of FLEXIBLE PAVEMENTS ARE

1% BIT"MINO"S S"RFACING ::


51/99

th R*vision4

&. "$affi% : 0p to 5 )sa.

'. "hi%+n*ss : &5= '(= >( )).

>. /it0)*n : G '( g$a*.II BC--- B)8)no8. Con966 ::

1. Sp*%ifi%ation No : 5(6 of !oR"9H 35 th R*vision4 F 5( of !oR"9H

3> th R*vision

&. "$affi% : Abov* 5 )sa.'. "hi%+n*ss : &5= '(= >(= 5( ))

>. /it0)*n : G '( g$a* 0p to '( )sa 9 G >( g$a* abov* '( )sa.


ITUMINOUS SURFACIN# = 6ai,. C9s&

ITUMINOUS SURFACIN# La 4> 6ai,. C9s


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LA!ER BELO< ( = 5( M ( g$a*

abov* '( )sa.

5. Not* : /it0)*n 0s* fo$ D/! sho0l b* sa)* as 0s*fo$ w*a$ing %o0$s* lai ov*$ D/!.

vvnhighways.blogspot.in 5&

ITUMINOUS SURFACIN# = La 4> 6ai,. C9s&

A##RE#ATE INTERLAYER = A...a( La


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14 C*)*ntitio0s bas* no$)ally %$a%+ 0* to Sh$in+ag* an

"*)p*$at0$* %hang*s *v*n b*fo$* pav*)*nt b*ing loa*.

&4 "h* %$a%+s *v*lop* in th* C*)*ntitio0s bas* $*fl*%t in

/it0)ino0s Co0$s* lai on it.

'4 "o *lay p$opagation of %$a%+s in th* /it0)ino0s %o0$s*= a

%$a%+ $*li*f lay*$ p$ovi* b*tw**n th* bit0)ino0s %o0$s*

an C*)*nt /as*.

>4 Agg$*gat* lay*$ %onsists any on* of th* following

14 C$0sh* agg$*gat* 1(( )) of 8!! %onfo$)ing to !oR"9H.

2% S6.. A/.o/)n* M6/,n6 In6,6 3SA!I4 of *lasti% )oifi*bin*$.

A##RE#ATE INTERLAYER = A...a( La

vvnhighways.blogspot.in 5'

ASE LAYER = U,49, as La -#RANULAR


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I F"NCTIONS :- I .6'6. T


55/99

I F"NCTIONS :- I .6'6. T.5 !pa.

'. &< ay )ini)0) st$*ngth 6.( !pa.IIIPROPERTIES of C66n 6,65 BASE :-1. G$aation as p*$ "abl* >((> of !oR"9H.

&. Data as p*$ >. of !oR"9H Stana$ Data

/oo+ 3,i$st R*vision4.

'. Ratios of#37;-;%:#;-47;%:#47;-07;% is

#32;% : #;% : #>2;%

ASE LAYER 9, as La CEMENT TREATE!



56/99

ASE LAYER = 9, S94-as La = CEMENT TREATE!


57/99

I F"NCTIONS :- I .6'6. T=REE F8n9)on.1. P$ot*%t th* S0bg$a* f$o) ov*$ st$*ssing.

&. P$ovi*s platfo$) fo$ %onst$0%tion t$affi%.

'. S*$v*s as $ainag* an filt*$ lay*$.

II MATERIALS#403 of MoRT$=% :-1. Agg$*gat*s )oifi* with C*)*nt.

IIIPROPERTIES of C66n 6,65 S8/-B,.6 :-1. G$aation as p*$ "abl* >((> of !oR"9H.

&. Data as p*$ >. of !oR"9H Stana$ Data /oo+3,i$st R*vision4.

'. Ratios of #37;-;% : #;-47;% : #47;-07;4 is

#;;% : #20% : #2;%

ASE LAYER 9, S94 as La CEMENT TREATE!


IV COMPOSITION :-1 LO


58/99

T(6 FLEXIBLE PAVEMENTS 9,n 56.)*n65

"SING IITPAVE

Any %o)bination of t$affi% an pav*)*nt lay*$ %o)position %an

b* t$i* 0sing II"PAE.

"h* st$*ngth of )at*$ials 0s* an th* st$*ss*s f$o) t$affi% a$*

th* pa$a)*t*$s.

"SING DESIGN CATALOG"ES Th*s* G0i* lin*s p$ovi* a *sign Catalog0* giving pav*)*nt

%o)positions fo$ va$io0s %o)bination of

"RA,,IC.

#A7ER CON,IG-RA"ION an

ASS-!ED !A"ERIA# PROPER"IES.

PAVEMENT !ESI#N PROCE!URE

vvnhighways.blogspot.in 5i( #a,9a ass


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i(9*i,9s 8*'si(i, >i( #a,9a ass


i(9*i,9s 8*'si(i, >i( #a,9a ass


62/99

i(9*i,9s 8*'si(i, >i( #a,9a ass



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PAVEMENT !ESI#N CATALO#UES -2


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BIT"MINO"S PAVEMENT +)( CEMENT TREATED BASE ,n5

CEMENT TREARED S"B-BASE

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i(9*i,9s 8*'si(i, >i( C*,( (a( 4as " s94-4as


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i(9*i,9s 8*'si(i, >i( C*,( (a( 4as " s94-4as


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ABSTRACT- # 410 o ;0 % S"S"RFACE LA!ER ? BIT"MINO"S :: 30-100 ()9

8EARING CO-RSE : SD/C ; '( to >( )) thi%+ 0p to 5 )sa of t$affi%.

/I"-!INO-S CONCRE"E 3/C4 ; >( to 5( )) 5 to 15( )sa

#A7ER /E#O8 8EARING CO-RSE : DENSE /I"-!INO-S !ACADA! 3D/!4 ; 5( )) fo$ t$affi% 5( 15( )sa.

/I"-!EN : G >( g$a* fo$ /C an D/! fo$ t$affi% ; '( )sa.

INTER LA!ER -- AGGREGATE :: 100 ()9

BASE LA!ER ? CEMENTED :: 30- 140 ()9 AGGREGA"E S"A/#ISED 8I"H CE!EN".

!ini)0) St$*ngth >.5 !Pa 6ays an 6.( !Pa &< ays.

S"B-BASE LA!ER ? CEMENTED :: 2;0 AGGREGA"E FSOI# )oifi* with stabiliK*$s.

DRAINAGE #A7ER ; "op 1(( )) Coa$s* Agg$*gat* with &'2 C*)*nt.

,I#"ER #A7ER ; /otto) 15( )) StabiliK* Agg$*gat*F Soil.


'

PAVEMENT !ESI#N CATALO#UES -3


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BIT"MINO"S S"RFACING +)( CEMENT TREATED BASE ,n5

CEMENT TREARED S"B-BASE +)( SAMI


i(9*i,9s S9/a8i,. >i( 8*,( (a( 4as a,


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8*,( (a( s94-4as >i( SAMI&

vvnhighways.blogspot.in ( to 5( )) 5 to 15( )sa

#A7ER /E#O8 8EARING CO-RSE : DENSE /I"-!INO-S !ACADA! 3D/!4 ; 5( )) fo$ t$affi% '( 15( )sa

/I"-!EN : G >( g$a* fo$ /C an D/! fo$ t$affi% ; '( )sa.

INTER LA!ER -- SAMI #S6.. A/.o/)n* M6/,n6 In6,6% BASE LA!ER ? CEMENTED :: 0- 10 ()9

AGGREGA"E S"A/I#IED 8I"H CE!EN". !ini)0) St$*ngth >.5 !Pa 6ays an 6.( !Pa &< ays.

S"B-BASE LA!ER ? CEMENTED :: 2;0 AGGREGA"E FSOI# )oifi* with stabiliK*$s.

DRAINAGE #A7ER ; "op 1(( )) Coa$s* Agg$*gat* with &'2 C*)*nt.

,I#"ER #A7ER ; /otto) 15( )) StabiliK* Agg$*gat*F Soil.

vvnhighways.blogspot.in 6(

8*,( (a( s94-4as >i( SAMI&

PAVEMENT !ESI#N CATALO#UES -$


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BIT"MINO"S S"RFACINGS +)( BIT"MEN TREATED RAPH

AGGREGATE OVER CEMENT TREATED S"B-BASE


i(9*i,9s S9/a8i,. >i( i(9*, (a( RAP ?A##RE#ATEv 8*,( (a( s94 4as


72/99

vvnhighways.blogspot.in 6&

v 8*,( (a( s94-4as&

RAP : RECYCLE! ASP


73/99

RAP : REC!CLED ASP=ALT PAVEMENT ::

Asphalt pav*)*nt $*%lai)ingF$*%y%ling involv*s $*0sing th* inpla%*

pav*)*nt )at*$ial to 6(,/)),6 ,n5Ho .6n*(6n th* asphalt pav*)*nt

st$0%t0$*. "h* $*%y%ling p$o%*ss involv*s $*)oving th* asphalt pav*)*nt )at*$ials of

th* pav*)*nt st$0%t0$*= 0s0ally by %ol )illing.

Aft*$ aing n*w )at*$ials= $*h*ating th* $*%y%l* )i@t0$* an pla%ing it

with th* sa)* )*thos as 0s* fo$ %onv*ntional vi$gin asphalt %on%$*t*.

!ini)al aaptation of *@isting pav*)*nt %onst$0%tion *0ip)*nt o$ n*w

*0ip)*nt p0$%has*s a$* $*0i$* fo$ hot)i@ $*%y%ling.

"h* p$opo$tions of ol )at*$ial to n*w )at*$ial in th* bl*ning p$o%*ss willb* gov*$n* by th* )at*$ial p$op*$ti*s of th* ol asphalt %on%$*t* an th*

sp*%ifi%ation $*0i$*)*nts fo$ th* $*%y%l* )i@.

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PAVEMENT !ESI#N CATALO#UES -%


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BIT"MINO"S S"RFACINGS +)( CEMENT TREATED BASE ,n5

GRAN"LAR S"B-BASE +)( AGGREGATE INTERLA!ER


i(9*i,9s 8*'si(i, >i( 8*,( (a( 4as a,


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#RANULAR s94-4as&

ITUMINOUS SURFACIN#S >i( CEMENT TREATE! ASEa, #RANULAR SU-ASE >i( A##RE#ATE INTERLAYER&


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ABSTRACT- # ;20 o >0 %

S"S"RFACE LA!ER ? BIT"MINO"S :: 30 o100 ()9 8EARING CO-RSE :

SD/C ; '( )) thi%+ 0p to 5 )sa of t$affi%.

/I"-!INO-S CONCRE"E 3/C4 ; >( to 5( )) 5 to 15( )sa

#A7ER /E#O8 8EARING CO-RSE : DENSE /I"-!INO-S !ACADA! 3D/!4 ; 5( )) fo$ t$affi% 5( 15( )sa.

/I"-!EN : G '( 0p to '( )sa 9 G>( fo$ t$affi% ; '( )sa.

INTER LA!ER -- 100 ()9 #of .5 !Pa 6ays an 6.( !Pa &< ays.

S"B-BASE LA!ER ? GRAN"LAR :: 2;0 ()9 GS/ $*tain* f$o) *@isting Highway.


a, #RANULAR SU ASE >i( A##RE#A E IN ERLAYER&

"SES

FOR RECONSTR"CTION

OF EXISTING =IG=


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B,.65 GRADATION ',86. STRAIG=T R"N BIT"MEN ). 9,..)f)65 )n 3 +,.1 PENETRATION GRADING #A5o65 1;0-200>% ::

P*n*t$ation of n**l* loa* with 1(( g)

fo$ 5 s*%ons at t*)p*$at0$* of 2;0 C

P*n*t$ation is *@p$*ss* in 0nits of (.1( )). typ*s

p*n*t$ation g$a*s fo$ Highways f$o) soft*$ to stiff*$ g$a*.

P*n*t$ation g$a* bit0)*ns %an b* )o$* p$on* to $0tting than

vis%osity g$a* bit0)*ns.2 VISCISIT! GRADING ::

3 PERFORMANCE GRADING #S86,'6 6fo,n96 G,5)n*% ::



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ITUMEN - CLASSIFICATION


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3 PERFORMANCE GRADING #No A5o65 )n INDIA% ::A)65 , ,556..)n*:

Physi%al p$op*$ti*s )*as0$* a$* i$*%tly $*lat* to fi*l p*$fo$)an%*

by *ngin**$ing p$in%ipl*s. Cli)ati% *ff*%ts f$o) %o)pl*t* $ang* of pav*)*nt s*$vi%*

t*)p*$at0$*s.

Const$0%tion.

Aging 0$ing %onst$0%tion an ins*$vi%*. "$affi% sp**.

"$affi% vol0)*.

Sit* %onition.



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ITUMEN #RA!ATION@ MRT"< #UI!E LINES


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!oR"9H G0i* lin*s in s*l*%tion of

app$op$iat* g$a* of /it0)*n bas* on ISCOSI"7 GRADE.

I VG-10 G,56 , /6 8.65 )n ,96 of :


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IRC:37-2012 :: Con.)56. E,.)9 Mo588. #E%of B)86n fo E8)',6n96 P,'66n 56.)*n C(,. ,6 6,65 , 3;0C ,) T66,86

HEHE322

311 =

3/1

2

112 *

=

E

EHH

A 3;0C R6.))6n Mo588.

DBM fo VG 10 /)86n -- 1000 DBM fo VG 30 /)86n -- 1700

DBM fo VG 40 /)86n -- 3000

DBM fo Mo5)f)65 /)86n -- 1>;0

BM fo VG 10 /)86n -- ;00

BM fo VG 30 /)86n -- 700

T(6 ()9n6.. ,6 6,65

LINEAR INTERPOLATION


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First PAIR (x1, y1)

Second PAIR (x2, y2)

At any intermediate Value x , value of

y1

y2

x1

x1 )x1 )x1 )x1 )----(x(x(x(x****x1 )x1 )x1 )x1 )(x2(x2(x2(x2

y1 )y1 )y1 )y1 )(y2(y2(y2(y2y1y1y1y1yyyy

+=

x2x

y

x1 )x1 )x1 )x1 )(x(x(x(x****x1 )x1 )x1 )x1 )(x2(x2(x2(x2

y1 )y1 )y1 )y1 )(y2(y2(y2(y2y1y1y1y1yyyy

+=

x1 )x1 )x1 )x1 )(x2(x2(x2(x2

y1 )y1 )y1 )y1 )(y2(y2(y2(y2

x1 )x1 )x1 )x1 )----((x((x

y1 )y1 )y1 )y1 )----(y(y(y(y

=

)1(*)1( xxyy

=

x1 )x1 )x1 )x1 )(x2(x2(x2(x2

y1 )y1 )y1 )y1 )(y2(y2(y2(y2

)1(*1 xxyy

+=

x1 )x1 )x1 )x1 )(x2(x2(x2(x2

y1 )y1 )y1 )y1 )(y2(y2(y2(y2

PAVEMENT !ESI#N EXAMPLE


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PAVEMENT !ESI#N EXAMPLE


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i(9*i,9s 8*'si(i, >i( #a,9a as " #a,9a S94-4ass


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i(9*i,9s 8*'si(i, >i( C*,(i(i9s as " #a,9a S94-4ass


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References1$ IRC : 9;0!10 Guidelines for the design of 3le'i(le "a*e+ents % 9rd Re*ision#$

0 IRC : 9;0!!1 Guidelines for the design of 3le'i(le "a*e+ents % 0nd Re*ision#


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0$ IRC : 9;0!!1 Guidelines for the design of 3le'i(le "a*e+ents % 0n Re*ision#$

9$ IRC:111;0!!< S)ecifications for Dense Graded &i'es for 5itu+inous &i'es$

4$ IS:9;0!19 ;Indian Standard "6VING 5IT2&EN = S"ECI3IC6TION %4th re*ision#$

$ &ORT>/ S)ecifications for Road and 5ridge ,or?s % th Re*ision#$

@$ &ORT>/ S)ecifications for Road and 5ridge ,or?s % 4th Re*ision#$$ &oRT>/ &anual for construction and su)er*ision of 5itu+inous Wor?s$

A$ &oRT>/ ST6ND6RD D6T6 5OOB 3OR 6N6LSIS O3 R6TES % 1st Re*ision#$


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1) Sri P. Ravindar Rao, EinC (R&B) Govt. of Telangana.2) Sri K. Bikshapathi EinC (R&B) Govt. of Telangana.

3) NAC :: National Academy of Construction, Hyderabad.

4) Sri S. Jaswant Kumar, C.E.(D&P), R&B Dept.(Retired).

5) Sri D.V. Bhavanna Rao C.E. (QC), (R&B) Dept. Retired.

6) Sri L. Mallaiah, J.D. Research station, HYD.

7) Sri M. Balanarsiah, E.E (R&B), Sangareddy.

8) Master V. Sraman,9) Sri M. Kishan, AEE (R&B), ZAHEERABAD.

10) Sri Md. Waseem Aqthar AEE(R&B), ZAHEERAABAD.

11) Smt I. Shantisree, NAC.


Documents

IRC 37-2012 Venkats Presentation on FlexiblePavement Design SoftCopy